Spicy Cold Soba Noodles

1 . Stage

Bring soy sauce to a boil in a small saucepan over medium-high heat. Reduce heat to medium-low and simmer until reduced by half, 10 to 15 minutes. Remove soy sauce from the heat and stir in molasses.

2 . Stage

Whisk sesame oil, tahini, balsamic vinegar, and chili oil together in a medium mixing bowl. Slowly whisk in soy sauce mixture. Stir in 1/2 of the scallions.

3 . Stage

Bring a large pot of lightly salted water to a boil. Add soba noodles and cook, stirring occasionally, until tender yet firm to the bite, about 3 minutes. Immediately drain and rinse thoroughly in cold water.

4 . Stage

Combine noodles and sauce. Sprinkle remaining scallions and sesame seeds over top and refrigerate until cold, at least 30 minutes.